61439700

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1721}}^1$

素因数の和:1762

約数の個数: 144

約数和(自身を含む): 215236224

約数和(自身を除く): 153796524

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 25, 28, 30, 34, 35, 42, 50, 51, 60, 68, 70, 75, 84, 85, 100, 102, 105, 119, 140, 150, 170, 175, 204, 210, 238, 255, 300, 340, 350, 357, 420, 425, 476, 510, 525, 595, 700, 714, 850, 1020, 1050, 1190, 1275, 1428, 1700, 1721, 1785, 2100, 2380, 2550, 2975, 3442, 3570, 5100, 5163, 5950, 6884, 7140, 8605, 8925, 10326, 11900, 12047, 17210, 17850, 20652, 24094, 25815, 29257, 34420, 35700, 36141, 43025, 48188, 51630, 58514, 60235, 72282, 86050, 87771, 103260, 117028, 120470, 129075, 144564, 146285, 172100, 175542, 180705, 204799, 240940, 258150, 292570, 301175, 351084, 361410, 409598, 438855, 516300, 585140, 602350, 614397, 722820, 731425, 819196, 877710, 903525, 1023995, 1204700, 1228794, 1462850, 1755420, 1807050, 2047990, 2194275, 2457588, 2925700, 3071985, 3614100, 4095980, 4388550, 5119975, 6143970, 8777100, 10239950, 12287940, 15359925, 20479900, 30719850, 61439700]

約数ペア:

[(1, 61439700), (2, 30719850), (3, 20479900), (4, 15359925), (5, 12287940), (6, 10239950), (7, 8777100), (10, 6143970), (12, 5119975), (14, 4388550), (15, 4095980), (17, 3614100), (20, 3071985), (21, 2925700), (25, 2457588), (28, 2194275), (30, 2047990), (34, 1807050), (35, 1755420), (42, 1462850), (50, 1228794), (51, 1204700), (60, 1023995), (68, 903525), (70, 877710), (75, 819196), (84, 731425), (85, 722820), (100, 614397), (102, 602350), (105, 585140), (119, 516300), (140, 438855), (150, 409598), (170, 361410), (175, 351084), (204, 301175), (210, 292570), (238, 258150), (255, 240940), (300, 204799), (340, 180705), (350, 175542), (357, 172100), (420, 146285), (425, 144564), (476, 129075), (510, 120470), (525, 117028), (595, 103260), (700, 87771), (714, 86050), (850, 72282), (1020, 60235), (1050, 58514), (1190, 51630), (1275, 48188), (1428, 43025), (1700, 36141), (1721, 35700), (1785, 34420), (2100, 29257), (2380, 25815), (2550, 24094), (2975, 20652), (3442, 17850), (3570, 17210), (5100, 12047), (5163, 11900), (5950, 10326), (6884, 8925), (7140, 8605)]